Remove unused SignalMediaError and infrastructure.

talk/media/base/mediachannel.h

 /*
  * libjingle
  * Copyright 2004 Google Inc.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are met:
  *
  *  1. Redistributions of source code must retain the above copyright notice,
  *     this list of conditions and the following disclaimer.
  *  2. Redistributions in binary form must reproduce the above copyright notice,
@@ skipping 1078 matching lines @@
   // Returns if the telephone-event has been negotiated.
   virtual bool CanInsertDtmf() { return false; }
   // Send and/or play a DTMF |event| according to the |flags|.
   // The DTMF out-of-band signal will be used on sending.
   // The |ssrc| should be either 0 or a valid send stream ssrc.
   // The valid value for the |event| are 0 to 15 which corresponding to
   // DTMF event 0-9, *, #, A-D.
   virtual bool InsertDtmf(uint32 ssrc, int event, int duration, int flags) = 0;
   // Gets quality stats for the channel.
   virtual bool GetStats(VoiceMediaInfo* info) = 0;
-  // Gets last reported error for this media channel.
-  virtual void GetLastMediaError(uint32* ssrc,
-                                 VoiceMediaChannel::Error* error) {
-    ASSERT(error != NULL);
-    *error = ERROR_NONE;
-  }
-
-  // Signal errors from MediaChannel.  Arguments are:
-  //     ssrc(uint32), and error(VoiceMediaChannel::Error).
-  sigslot::signal2<uint32, VoiceMediaChannel::Error> SignalMediaError;
 };
 
 struct VideoSendParameters : RtpSendParameters<VideoCodec, VideoOptions> {
 };
 
 struct VideoRecvParameters : RtpParameters<VideoCodec> {
 };
 
 class VideoMediaChannel : public MediaChannel {
  public:
@@ skipping 33 matching lines @@
   // |capturer|. If |ssrc| is non zero create a new stream with |ssrc| as SSRC.
   virtual bool SetCapturer(uint32 ssrc, VideoCapturer* capturer) = 0;
   // Gets quality stats for the channel.
   virtual bool GetStats(VideoMediaInfo* info) = 0;
   // Send an intra frame to the receivers.
   virtual bool SendIntraFrame() = 0;
   // Reuqest each of the remote senders to send an intra frame.
   virtual bool RequestIntraFrame() = 0;
   virtual void UpdateAspectRatio(int ratio_w, int ratio_h) = 0;
 
-  // Signal errors from MediaChannel.  Arguments are:
-  //     ssrc(uint32), and error(VideoMediaChannel::Error).
-  sigslot::signal2<uint32, Error> SignalMediaError;
-
  protected:
   VideoRenderer *renderer_;
 };
 
 enum DataMessageType {
   // Chrome-Internal use only.  See SctpDataMediaChannel for the actual PPID
   // values.
   DMT_NONE = 0,
   DMT_CONTROL = 1,
   DMT_BINARY = 2,
@@ skipping 102 matching lines @@
   virtual bool SetReceive(bool receive) = 0;
 
   virtual bool SendData(
       const SendDataParams& params,
       const rtc::Buffer& payload,
       SendDataResult* result = NULL) = 0;
   // Signals when data is received (params, data, len)
   sigslot::signal3<const ReceiveDataParams&,
                    const char*,
                    size_t> SignalDataReceived;
-  // Signal errors from MediaChannel.  Arguments are:
-  //     ssrc(uint32), and error(DataMediaChannel::Error).
-  sigslot::signal2<uint32, DataMediaChannel::Error> SignalMediaError;
   // Signal when the media channel is ready to send the stream. Arguments are:
   //     writable(bool)
   sigslot::signal1<bool> SignalReadyToSend;
   // Signal for notifying that the remote side has closed the DataChannel.
   sigslot::signal1<uint32> SignalStreamClosedRemotely;
 };
 
 }  // namespace cricket
 
 #endif  // TALK_MEDIA_BASE_MEDIACHANNEL_H_